36. Find the value of ZA + 2B + ZC + ZD +ZE + ZF. [Explain your answer with reasons]
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Answer:
720
Step-by-step explanation:
Sum of angles of triangles is 180°
∠A + ∠C + ∠E = 180°
∠B + ∠D + ∠F = 180°
2∠A + 2∠B + 2∠C + 2∠D + 2∠E + 2∠F
2 [∠A + ∠C + ∠E + ∠B + ∠D + ∠F]
= 2 (180 + 180)
= 2 (360)
= 720°
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